THE BEST SIDE OF CMMG MK57

As CMMG created a brand name in part by supporting and innovating unique calibers inside the AR platform, the addition on the 5.7x28mm Mk57 brief-barrel rifle listed here is likely only the start.The projectiles would stick or drag in there along with the follower would bind. Given that the ProMags have no inward-projecting part and go away a lot